<template>
    <div>
      <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>用户管理</el-breadcrumb-item>
        <el-breadcrumb-item>用户列表</el-breadcrumb-item>
     </el-breadcrumb>
      <el-card class="box-card">
        <el-row :gutter="20">
          <el-col :span="8">
            <el-input placeholder="请输入内容" v-model="queryParam.query" clearable @clear="getUserList">
              <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
            </el-input>
          </el-col>
          <el-col :span="4">
            <el-button type="primary" @click="dialogVisible = true">添加用户</el-button>
          </el-col>
        </el-row>
        <el-table
          :data="userList"
          style="width: 100%"
          stripe
          border>
          <el-table-column
            type="index">
          </el-table-column>
          <el-table-column
            prop="username"
            label="姓名">
          </el-table-column>
          <el-table-column
            prop="mobile"
            label="手机">
          </el-table-column>
          <el-table-column
            prop="email"
            label="邮箱">
          </el-table-column>
          <el-table-column
            prop="role_name"
            label="角色">
          </el-table-column>
          <el-table-column
            label="状态">
            <template slot-scope="scope">
              <el-switch
                v-model="scope.row.mg_state"
                @change="changeState(scope.row)"
              >
              </el-switch>
            </template>
          </el-table-column>
          <el-table-column
            label="操作" width="180px">
            <template slot-scope="scope">
              <el-button type="primary" icon="el-icon-edit" size="mini" @click="editUserPre(scope.row.id)"></el-button>
              <el-button type="danger" icon="el-icon-delete" size="mini" @click="deleteUser(scope.row.id)"></el-button>
              <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false" >
                <el-button type="warning" icon="el-icon-setting" size="mini" @click="allocRole(scope.row)"></el-button>
              </el-tooltip>
            </template>
          </el-table-column>
        </el-table>
        <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="queryParam.pagenum"
          :page-sizes="[1, 2, 5, 10]"
          :page-size="queryParam.pagesize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="400">
        </el-pagination>
      </el-card>
      <el-dialog
        title="添加用户"
        :visible.sync="dialogVisible"
        width="50%"
        :before-close="handleClose"
      >
        <el-form :inline="true" :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="addForm.username"></el-input>
          </el-form-item>
          <el-form-item label="密码" type="password" prop="password">
            <el-input v-model="addForm.password"></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="addForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机号" prop="mobile">
            <el-input v-model="addForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="dialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="addUser">确 定</el-button>
        </span>
      </el-dialog>
      <el-dialog
        title="更改用户"
        :visible.sync="editDialogVisible"
        width="50%"
        @close="closeEditDialog"
      >
        <el-form :inline="true" :model="editForm" :rules="addFormRules" ref="editFormRef" label-width="70px">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="editForm.username" disabled></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="editForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机号" prop="mobile">
            <el-input v-model="editForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary"  @click = "editUser">确 定</el-button>
        </span>
      </el-dialog>
      <el-dialog
        title="分配角色"
        :visible.sync="showRoleDialog"
        width="50%"
      >
        <div>
          <p>当前的用户:{{userInfo.username}}</p>
          <p>当前的用户:{{userInfo.role_name}}</p>
          <p>分配新角色：
            <el-select v-model="selectdRoleId" placeholder="请选择">
              <el-option
                v-for="item in rolesList"
                :key="item.id"
                :label="item.roleName"
                :value="item.id">
              </el-option>
            </el-select>
          </p>
        </div>
        <span slot="footer" class="dialog-footer">
        <el-button @click="showRoleDialog = false">取 消</el-button>
        <el-button type="primary" @click="confirmAllocRole">确 定</el-button>
      </span>
      </el-dialog>
    </div>
</template>

<script>
export default {
  name: 'Users',
  created() {
    this.getUserList()
  },
  data() {
    return {
      queryParam: {
        query: '',
        pagenum: 1,
        pagesize: 2
      },
      userList: [],
      rolesList: [],
      total: 0,
      selectdRoleId: undefined,
      userInfo: {},
      dialogVisible: false,
      editDialogVisible: false,
      showRoleDialog: false,
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      editForm: {
        id: 0,
        username: '',
        email: '',
        mobile: ''
      },
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 3, max: 15, message: '长度在 3 到 15 个字符', trigger: 'blur' }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users', { params: this.queryParam })
      if (res.meta.status !== 200) {
        this.$message.error('获取用户数据失败')
      }
      this.total = res.data.total
      this.userList = res.data.users
      console.log(res)
    },
    handleSizeChange(newSize) {
      this.queryParam.pagesize = newSize
      this.getUserList()
    },
    handleCurrentChange(newPage) {
      this.queryParam.pagenum = newPage
      this.getUserList()
    },
    async changeState(user) {
      const { data: res } = await this.$http.put(`users/${user.id}/state/${user.mg_state}`)
      if (res.meta.status !== 200) {
        user.mg_state = !user.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    handleClose(id) {
    },
    addUser() {
      this.$refs.addFormRef.validate(async validate => {
        if (!validate) {
          return
        }
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        this.dialogVisible = false
      })
    },
    async editUserPre(id) {
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        this.$message.error('获取用户信息失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    editUser() {
      this.$refs.editFormRef.validate(async validate => {
        if (!validate) {
          return
        }
        const { data: res } = await this.$http.put('users/' + this.editForm.id, { email: this.editForm.email, mobile: this.editForm.mobile })
        if (res.meta.status !== 200) {
          this.$message.error('更新用户信息失败')
        }
        this.editDialogVisible = false
        this.getUserList()
        this.$message.success('更新用户信息成功')
      })
    },
    closeEditDialog() {
      this.$refs.editFormRef.resetFields()
    },
    async deleteUser(id) {
      const res = await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (res !== 'confirm') {
        return this.$message.info('已取消删除 ')
      }
      const { data: deleteRes } = await this.$http.delete('users/' + id)
      if (deleteRes.meta.status !== 200) {
        this.$message.error('删除用户失败！')
      }
      this.$message.success('删除用户成功!')
      this.getUserList()
    },
    async allocRole(user) {
      this.userInfo = user
      console.log('this.userInfo', this.userInfo)
      const { data: res } = await this.$http.get('roles')
      if (res.meta.status !== 200) {
        this.$message.error('获取角色列表失败')
      }
      this.rolesList = res.data
      console.log('this.rolesList', this.rolesList)
      this.showRoleDialog = true
    },
    async confirmAllocRole() {
      if (!this.selectdRoleId) {
        return this.$message.error('请选择角色')
      }
      const {data: res} = await this.$http.put(`users/${this.userInfo.id}/role`, { rid: this.selectdRoleId })
      if (res.meta.status !== 200) {
        return this.$message.error('分配角色失败')
      }
      this.$message.success('分配角色成功')
      this.getUserList()
      this.showRoleDialog = false
    }
  }
}
</script>

<style scoped>

</style>
